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Mathematics 14 Online
OpenStudy (anonymous):

What is the area of sector PQR, rounded to the nearest tenth? Use π = 3.14. _________ cm2 https://static.k12.com/eli/ecollege/1549/4_80425/2_68643_1_80426/baf6e79db078af75213d99573b9153924492a120/media/4206a066b62390373d7d161575614c9e7b3e0c7c/mediaasset_1549987_1.jpg

OpenStudy (shamim):

Given radius r=1.4cm Right?

OpenStudy (anonymous):

yes

OpenStudy (shamim):

Area of ur circle=pi*r^2=3.14*1.4^2=?

OpenStudy (anonymous):

6.1544

OpenStudy (shamim):

Now use formula 82/360=area of sector PQR/area of whole circle Right?

OpenStudy (anonymous):

yes

OpenStudy (shamim):

82/360=area of sector PQR/6.1544

OpenStudy (shamim):

Area of PQR=?

OpenStudy (anonymous):

so i do 82/360*6.1544

OpenStudy (shamim):

Yes!!

OpenStudy (anonymous):

ok i got 1.4018355555

OpenStudy (shamim):

Correct!!!!

OpenStudy (shamim):

Glad to help u!!!!"

OpenStudy (anonymous):

ok i need to simplyfi it tho

OpenStudy (shamim):

Ok. Where is ur problem??

OpenStudy (shamim):

Medal?!!! @Nina_Pooh

OpenStudy (anonymous):

ok i need to simplyfi it tho

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